Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

SAN FRANCISCO DOWNTOWN (SFOC1)

Lat: 37.77056°NLon: 122.42694°WElev: 150.0ft.

NA

47°F

8°C

Humidity 94%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 28 Dec 12:43 AM PST
Extended Forecast for

San Francisco CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 43. Northeast wind around 5 mph.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 53. Southeast wind 5 to 8 mph becoming north northeast in the afternoon.

    High: 53 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43. Northeast wind around 9 mph.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 54. Northeast wind around 10 mph.

    High: 54 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43. Northeast wind around 8 mph.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain after 10am.  Mostly cloudy, with a high near 54.

    High: 54 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 43. Northeast wind around 5 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 53. Southeast wind 5 to 8 mph becoming north northeast in the afternoon.
Sunday Night
Mostly clear, with a low around 43. Northeast wind around 9 mph.
Monday
Sunny, with a high near 54. Northeast wind around 10 mph.
Monday Night
Mostly clear, with a low around 43. Northeast wind around 8 mph.
Tuesday
Sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
A slight chance of rain after 10am. Mostly cloudy, with a high near 54.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 47.
New Year's Day
Rain likely. Mostly cloudy, with a high near 54.
Thursday Night
Rain likely. Mostly cloudy, with a low around 49.
Friday
A chance of rain. Mostly cloudy, with a high near 54.
Friday Night
A chance of rain. Mostly cloudy, with a low around 48.
Saturday
A chance of rain. Mostly cloudy, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
San Francisco CA
 37.79°N 122.42°W (Elev. 197 ft)
12:27 am PST Dec 28, 2025
1am PST Dec 28, 2025-6pm PST Jan 3, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database